# Roto\-Disc > Heavy\-duty spherical valves, clean flow diverters, and airlocks for tough powders and slurries\. Leak\-resistant, jam\-resistant, and built in the USA\. Generated by Yoast SEO v28.2, this is an llms.txt file, meant for consumption by LLMs. ## Pages - [CUSTOM: Innovative/Custom/Special solutions](https://rotodisc.com/products/custom-innovative-custom-special-solutions/) - [ROTO\-Disc: Airlock/Double\-Dump Valves](https://rotodisc.com/products/roto-disc-airlock-double-dump-valves/) - [ROTO\-Vert\-Flate](https://rotodisc.com/products/roto-vert-flate/) - [ROTO\-Blade: Heavy\-Duty Clean Flow Diverter](https://rotodisc.com/products/roto-blade-heavy-duty-clean-flow-diverter/) - [ROTO\-Flate: Inflatable Seal Spherical Valve](https://rotodisc.com/products/roto-flate-inflatable-seal-spherical-valve/) ## Posts - [How to Stop Bridging in Hopper Discharge](https://rotodisc.com/how-to-stop-bridging-in-hopper-discharge/) - [Your Guide to Sizing a Pneumatic Conveying System](https://rotodisc.com/sizing-pneumatic-conveying-system/) - [How to Select the Right Valve for Bulk Solids](https://rotodisc.com/selecting-the-right-valve-bulk-solids/) - [Alloy Steel vs Carbon Steel: Choosing the Right Material for Industrial Valves](https://rotodisc.com/alloy-steel-vs-carbon-steel/) - [Choosing the Right Diverter Valve: Clean Flow vs\. Traditional Designs](https://rotodisc.com/choosing-the-right-diverter-valve/) ## Categories - [Roto\-Disc](https://rotodisc.com/category/roto-disc/) - [Dry Materials Valves](https://rotodisc.com/category/dry-materials-valves/) - [Spherical Valves](https://rotodisc.com/category/spherical-valves/) - [Airlocks](https://rotodisc.com/category/airlocks/) - [Double Dumps](https://rotodisc.com/category/double-dumps/) ## Tags - [Roto\-Disc](https://rotodisc.com/tag/roto-disc/) - [industrial valves](https://rotodisc.com/tag/industrial-valves/) - [double\-dump valves](https://rotodisc.com/tag/double-dump-valves/) - [spherical valves](https://rotodisc.com/tag/spherical-valves/) - [heavy duty spherical valves](https://rotodisc.com/tag/heavy-duty-spherical-valves/) ## Optional - [Sitemap index](https://rotodisc.com/sitemap_index.xml)